/*登陆界面样式*/
QPushButton{border-radius:6;color:white;background-color: #34495e;}
QLabel{color:#34495e;}
QLabel#lb1{color:#34495e;font-size: 22}
QLabel#lb2{color:#34495e;font-size: 22}
QLineEdit{border:2px solid #bdc3c7;min-height:22;border-radius:6} 